Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
thieu sang » chieu sang, thieu khang, thieu quang
hoc thieu » toc thieu, hoc hien
hanh tang » hanh trang, hanh mang, hanh tung
cua nhung » va nhung
anh tang » anh bang, anh dang, anh nang
cong dan » cong san, cong tan, huong dan
toan cau » toan cao, toan tap, toan tai
toan ban » van ban

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu sang - ((hanh tang) OR (anh tang)) cua nhung cong dan ((toan cau) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu sang - ((hanh tang) OR (anh tang)) cua nhung cong dan ((toan cau) OR (toan ban))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu sang - ((hanh tang) OR (anh tang)) cua nhung cong dan ((toan cau) or (toan ban))*".